<?php
    $signature = $_GET['signature'];
    $nonce = $_GET['nonce'];
    $timestamp = $_GET['timestamp'];
    $echostr = $_GET['echostr'];
    $url = "http://123.57.39.14:9988/WeChat/servlet/CoreServlet?signature={$signature}&nonce={$nonce}&timestamp={$timestamp}&echostr={$echostr}";
    Header("Location:$url");die;
?>